Head shots aren’t as necessary (except to regenerate armor) since you will be doing 90% of head shot damage to body shots. I keep this in full auto all the time to make sure to proc Body Expertise. The rest of the time is spent spraying from the hip. The scope allows medium to far range sniping to take care of those pesky snipers and any other target at range. Stability on this is very high and it is so easy to stay on target.
Magazine: Speed Pull Magazine for QUICK reloads.